Incorporate changes suggested by Tom Lane. Update storage space estimates. Continue cleanup. Still need to consolidate configure parameters with new config.sgml info.
Incorporate changes suggested by Tom Lane.
Update storage space estimates.
Continue cleanup.
Still need to consolidate configure parameters with new config.sgml info.

xinzweb/gpdb,pavanvd/postgres-xl,edespino/gpdb,yuanzhao/gpdb,lisakowen/gpdb,xinzweb/gpdb,zeroae/postgres-xl,techdragon/Postgres-XL,cjcjameson/gpdb,greenplum-db/gpdb,foyzur/gpdb,Quikling/gpdb,Chibin/gpdb,lisakowen/gpdb,cjcjameson/gpdb,pavanvd/postgres-xl,0x0FFF/gpdb,rubikloud/gpdb,jmcatamney/gpdb,randomtask1155/gpdb,lintzc/gpdb,rubikloud/gpdb,snaga/postgres-xl,xinzweb/gpdb,janebeckman/gpdb,zaksoup/gpdb,tangp3/gpdb,xinzweb/gpdb,tpostgres-projects/tPostgres,tpostgres-projects/tPostgres,kmjungersen/PostgresXL,Chibin/gpdb,Postgres-XL/Postgres-XL,tangp3/gpdb,oberstet/postgres-xl,royc1/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,Chibin/gpdb,chrishajas/gpdb,rubikloud/gpdb,zeroae/postgres-xl,Quikling/gpdb,adam8157/gpdb,ashwinstar/gpdb,zaksoup/gpdb,randomtask1155/gpdb,greenplum-db/gpdb,atris/gpdb,lpetrov-pivotal/gpdb,edespino/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,lintzc/gpdb,atris/gpdb,xinzweb/gpdb,Chibin/gpdb,rubikloud/gpdb,royc1/gpdb,royc1/gpdb,royc1/gpdb,jmcatamney/gpdb,yazun/postgres-xl,yuanzhao/gpdb,foyzur/gpdb,tangp3/gpdb,Chibin/gpdb,rubikloud/gpdb,zaksoup/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,CraigHarris/gpdb,lintzc/gpdb,kaknikhil/gpdb,kaknikhil/gpdb,lisakowen/gpdb,Quikling/gpdb,royc1/gpdb,arcivanov/postgres-xl,ashwinstar/gpdb,zaksoup/gpdb,atris/gpdb,royc1/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,pavanvd/postgres-xl,lisakowen/gpdb,50wu/gpdb,xinzweb/gpdb,lisakowen/gpdb,randomtask1155/gpdb,Chibin/gpdb,atris/gpdb,chrishajas/gpdb,kmjungersen/PostgresXL,CraigHarris/gpdb,50wu/gpdb,janebeckman/gpdb,snaga/postgres-xl,Quikling/gpdb,foyzur/gpdb,0x0FFF/gpdb,lintzc/gpdb,cjcjameson/gpdb,tangp3/gpdb,postmind-net/postgres-xl,kmjungersen/PostgresXL,tangp3/gpdb,rubikloud/gpdb,ahachete/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,ashwinstar/gpdb,zaksoup/gpdb,chrishajas/gpdb,postmind-net/postgres-xl,xuegang/gpdb,randomtask1155/gpdb,50wu/gpdb,tpostgres-projects/tPostgres,50wu/gpdb,yuanzhao/gpdb,foyzur/gpdb,Chibin/gpdb,adam8157/gpdb,kaknikhil/gpdb,snaga/postgres-xl,royc1/gpdb,edespino/gpdb,techdragon/Postgres-XL,jmcatamney/gpdb,oberstet/postgres-xl,cjcjameson/gpdb,foyzur/gpdb,Chibin/gpdb,kaknikhil/gpdb,lpetrov-pivotal/gpdb,greenplum-db/gpdb,rubikloud/gpdb,adam8157/gpdb,CraigHarris/gpdb,techdragon/Postgres-XL,ahachete/gpdb,cjcjameson/gpdb,adam8157/gpdb,zeroae/postgres-xl,postmind-net/postgres-xl,tangp3/gpdb,Chibin/gpdb,yuanzhao/gpdb,ovr/postgres-xl,rvs/gpdb,rvs/gpdb,adam8157/gpdb,CraigHarris/gpdb,edespino/gpdb,Postgres-XL/Postgres-XL,yuanzhao/gpdb,lpetrov-pivotal/gpdb,chrishajas/gpdb,ahachete/gpdb,rvs/gpdb,rvs/gpdb,adam8157/gpdb,yuanzhao/gpdb,lpetrov-pivotal/gpdb,edespino/gpdb,ovr/postgres-xl,Quikling/gpdb,ashwinstar/gpdb,lintzc/gpdb,yuanzhao/gpdb,randomtask1155/gpdb,edespino/gpdb,yazun/postgres-xl,xuegang/gpdb,zaksoup/gpdb,atris/gpdb,0x0FFF/gpdb,rvs/gpdb,Quikling/gpdb,pavanvd/postgres-xl,greenplum-db/gpdb,lintzc/gpdb,50wu/gpdb,xuegang/gpdb,xuegang/gpdb,jmcatamney/gpdb,randomtask1155/gpdb,Quikling/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,xinzweb/gpdb,janebeckman/gpdb,kaknikhil/gpdb,yazun/postgres-xl,lisakowen/gpdb,zeroae/postgres-xl,janebeckman/gpdb,ashwinstar/gpdb,kmjungersen/PostgresXL,yuanzhao/gpdb,Quikling/gpdb,tpostgres-projects/tPostgres,50wu/gpdb,snaga/postgres-xl,royc1/gpdb,kaknikhil/gpdb,pavanvd/postgres-xl,tangp3/gpdb,techdragon/Postgres-XL,0x0FFF/gpdb,yuanzhao/gpdb,arcivanov/postgres-xl,ahachete/gpdb,rvs/gpdb,kmjungersen/PostgresXL,tpostgres-projects/tPostgres,arcivanov/postgres-xl,ovr/postgres-xl,Quikling/gpdb,rvs/gpdb,xuegang/gpdb,ovr/postgres-xl,arcivanov/postgres-xl,xuegang/gpdb,edespino/gpdb,yazun/postgres-xl,xuegang/gpdb,adam8157/gpdb,chrishajas/gpdb,tangp3/gpdb,Chibin/gpdb,adam8157/gpdb,jmcatamney/gpdb,edespino/gpdb,foyzur/gpdb,janebeckman/gpdb,CraigHarris/gpdb,randomtask1155/gpdb,janebeckman/gpdb,jmcatamney/gpdb,jmcatamney/gpdb,CraigHarris/gpdb,lisakowen/gpdb,rvs/gpdb,postmind-net/postgres-xl,kaknikhil/gpdb,randomtask1155/gpdb,greenplum-db/gpdb,oberstet/postgres-xl,0x0FFF/gpdb,0x0FFF/gpdb,ovr/postgres-xl,greenplum-db/gpdb,cjcjameson/gpdb,ashwinstar/gpdb,oberstet/postgres-xl,rvs/gpdb,zeroae/postgres-xl,kaknikhil/gpdb,arcivanov/postgres-xl,50wu/gpdb,atris/gpdb,Postgres-XL/Postgres-XL,greenplum-db/gpdb,janebeckman/gpdb,janebeckman/gpdb,ashwinstar/gpdb,techdragon/Postgres-XL,lintzc/gpdb,oberstet/postgres-xl,edespino/gpdb,Postgres-XL/Postgres-XL,janebeckman/gpdb,snaga/postgres-xl,kaknikhil/gpdb,0x0FFF/gpdb,lintzc/gpdb,rubikloud/gpdb,0x0FFF/gpdb,foyzur/gpdb,ahachete/gpdb,cjcjameson/gpdb,yuanzhao/gpdb,ahachete/gpdb,lpetrov-pivotal/gpdb,Quikling/gpdb,foyzur/gpdb,chrishajas/gpdb,50wu/gpdb,lintzc/gpdb,lisakowen/gpdb,jmcatamney/gpdb,lpetrov-pivotal/gpdb,rvs/gpdb,Postgres-XL/Postgres-XL,ashwinstar/gpdb,xuegang/gpdb,janebeckman/gpdb,edespino/gpdb,zaksoup/gpdb,xuegang/gpdb,zaksoup/gpdb,arcivanov/postgres-xl,chrishajas/gpdb,CraigHarris/gpdb,chrishajas/gpdb,yazun/postgres-xl,atris/gpdb,atris/gpdb,xinzweb/gpdb